Home / 15,287.10-22,926.42-5,425.08

Finding the Fourth Proportional to 15,287.10, 22,926.42 and 5,425.08

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Solution

The fourth proportional to 15,287.10, 22,926.42 and 5,425.08 is: 8,136.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,287.10 : 22,926.42 = 5,425.08 : x
  2. Step 2: Convert to fraction form
    15,287.10/22,926.42 = 5,425.08/x
  3. Step 3: Cross multiply
    15,287.10x = 22,926.42 × 5,425.08
  4. Step 4: Simplify right side
    15,287.10x = 124,377,662.61
  5. Step 5: Solve for x
    x = 124,377,662.61/15,287.10
  6. Step 6: Final answer
    x = 8,136.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.